Note: the correct use of solar products 1. After a long period of transportation, the battery may have been exhausted. Please charge it under strong sunlight for 4-6 hours to activate the battery 2. Test the product during the day, please block the solar panel, just like a dark night (otherwise it will not work) 3. Solar products cannot work in a bright environment. Solar four wall lamp parameters: LED specification: 100SMD2835 0.2W/PCS Light body material: PC ABS Solar panel specifications: monocrystalline silicon 5.5V 1.43W Battery specification: 18650 lithium battery 3.7V 1800MAH with charge and discharge protection Output power: 3.2V/7W Charging time: 6 hours in the sun PIR sensing angle: 120 degrees Sensing distance: 3-5 meters Product size: 13*9.5*5CM Packing size: 13.5*8.5*8CM Product weight: single 195g Button lighting mode: 1, OFF: off mode, the indicator light is red; 2, 1 file: Some people light up glare for 15-30 seconds, then no one lights off; 3, 2 files: Some people turn on the glare for 15-30 seconds, then the unmanned light is always on and weak; 4, 3 files: Some people are not, and the weak light is always on. [PIR Motion Lights and No Dim Mode]- Designed with No dim mode to increase product life span. When motion is detected within 4-6m, the motion sensor lights will turn on automatically in darkness or at night, which provides your illumination for security and safety protection. [100 LED Ultra-Bright Solar Powered Lights]-There are 100 powerful LEDs and the motion angle is 120 degrees which can provide excellent illumination and turn the dark space into a bright lighted space. With a lampshade covering the led, well designed to longer its performance life. [High Efficiency and Eco-Friendly]- By exposure to sunlight for around 8 hours in daytime, the solar light is able to work for you by motion detecting at night. [Waterproof IP65 and Durable]- The solar outdoor lights is water resistant and heat-resistant. A great solar security light for outdoor patio, garden, deck, yard, drive, outside wall, fence etc.